Home / 924,165.40-1,386,248.10-259,317.40

Finding the Fourth Proportional to 924,165.40, 1,386,248.10 and 259,317.40

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Solution

The fourth proportional to 924,165.40, 1,386,248.10 and 259,317.40 is: 388,976.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,165.40 : 1,386,248.10 = 259,317.40 : x
  2. Step 2: Convert to fraction form
    924,165.40/1,386,248.10 = 259,317.40/x
  3. Step 3: Cross multiply
    924,165.40x = 1,386,248.10 × 259,317.40
  4. Step 4: Simplify right side
    924,165.40x = 359,478,253,046.94
  5. Step 5: Solve for x
    x = 359,478,253,046.94/924,165.40
  6. Step 6: Final answer
    x = 388,976.10

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.